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rrajeelizzAyaro
rrajeelizzAyaro rrajeelizzAyaro
  • 15-02-2016
  • Mathematics
Answered

If 3 times a number minus 2 equals 13, what is the number?

A4
B–6
C5
D2

Verified Answer :

Panoyin
Panoyin Panoyin
  • 15-02-2016

3x - 2 = 13
    + 2   + 2
     3x = 15
      3      3
       x = 5

The answer is C.

Answer Link
Vicky159M
Vicky159M Vicky159M
  • 15-02-2016

Let the number be x:

 3*x-2=13

∴3x=13+2

∴3x=15         (divide both sides by 3)

∴x=5      the answer is C




Answer Link

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